Question

From the sum of 4 + 3x and 5 - 4x + 2x²,subtract the sum of 3x² - 5x and -x² + 2x + 5

Answer 1

Answer:

given, [(4+3x)+(5−4x+2x

2

)]−[(3x

2

−5x)+(−x

2

+2x+5)]

=(2x

2

−x+9)−(2x

2

−3x+5)

=2x+4